*SUPPORT*
IN: gazzer OUT: RED
IN: blicket kiki gazzer fep OUT: BLUE RED BLUE RED
IN: gazzer zup lug fep OUT: PURPLE RED PURPLE RED
IN: blicket zup gazzer OUT: RED BLUE
IN: lug kiki blicket OUT: PURPLE BLUE
IN: lug OUT: PURPLE
IN: dax OUT: PINK
IN: lug gazzer OUT: PURPLE RED
IN: blicket OUT: BLUE
IN: blicket fep fep OUT: BLUE BLUE BLUE BLUE
IN: blicket kiki blicket OUT: BLUE BLUE
IN: dax lug zup lug OUT: PINK PURPLE PURPLE
IN: blicket lug fep OUT: BLUE PURPLE BLUE PURPLE
IN: blicket zup blicket OUT: BLUE BLUE

*QUERY*
IN: dax fep OUT: PINK PINK
IN: dax kiki dax OUT: PINK PINK
IN: dax kiki blicket OUT: PINK BLUE
IN: gazzer kiki blicket OUT: RED BLUE
IN: lug blicket OUT: PURPLE BLUE
IN: lug zup lug OUT: PURPLE PURPLE
IN: blicket kiki lug OUT: BLUE PURPLE
IN: gazzer dax kiki dax fep OUT: RED PINK PINK RED PINK PINK
IN: gazzer kiki dax OUT: RED PINK
IN: lug gazzer lug kiki dax OUT: PURPLE RED PURPLE PINK

*GRAMMAR*
gazzer -> RED 
 lug -> PURPLE 
 blicket -> BLUE 
 dax -> PINK 
 u1 kiki u2 -> [u1] [u2] 
 x1 fep -> [x1] [x1] 
 u1 zup u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 